diff --git a/Assets/Cryville/Crtr/Judge.cs b/Assets/Cryville/Crtr/Judge.cs
index f53fca4..cf61135 100644
--- a/Assets/Cryville/Crtr/Judge.cs
+++ b/Assets/Cryville/Crtr/Judge.cs
@@ -116,8 +116,8 @@ namespace Cryville.Crtr {
 						if (def.scores != null) UpdateScore(def.scores);
 						if (def.pass != null) Pass(def.pass);
 						actlist.RemoveAt(index);
-						if (def.stack != def.prop && actlist.Count > 0) {
-							index = BinarySearchFirst(actlist, ev.StartClip, def.prop);
+						if (def.prop != 0 && actlist.Count > 0) {
+							index = BinarySearchFirst(actlist, ev.StartClip, def.stack - def.prop);
 							if (index < 0) index = ~index;
 						}
 						else index++;
@@ -216,7 +216,7 @@ namespace Cryville.Crtr {
 		public Identifier[] miss;
 		public Dictionary<ScoreOperation, PdtExpression> scores;
 		public int stack;
-		public int prop = -1;
+		public int prop = 1;
 	}
 	public class ScoreOperation {
 		public Identifier name;